public IEnumerable <ISourcedEvent> GetAllEventsSinceVersion(Guid id, long version)
{
FileInfo file = id.GetEventStoreFileInfo(_path);
if (!file.Exists || GetVersion(id) <= version)
{
yield break;
}
try
{
id.GetReadLock();
using (var reader = file.OpenRead())
{
var indexBuf = new byte[4];
reader.Seek(GetEventSourceIndexForVersion(id, version), SeekOrigin.Begin);
var curVer = version + 1;
while (reader.Read(indexBuf, 0, 4) == 4)
{
var length = BitConverter.ToInt32(indexBuf, 0);
var eventBytes = new byte[length];
reader.Read(eventBytes, 0, length);
yield return((SourcedEvent)_formatter.Deserialize(eventBytes.ReadStoredEvent(id, curVer++)));
}
}
}
finally
{
id.ReleaseReadLock();
}
}
public void Deserialize()
{
var formatter = new JsonEventFormatter(_typeResolver);
var obj = new StoredEvent <JObject>(
eventName: "bob",
eventVersion: new Version(3, 0) /* different on purpose */,
eventIdentifier: new Guid("402639D5-4106-4AE7-B210-45780C7A08F3"),
eventSourceId: new Guid("697BAB3C-E122-4C70-85B0-76750BC2D878"),
eventSequence: 1,
eventTimeStamp: new DateTime(2001, 4, 12, 12, 52, 21, 425, DateTimeKind.Utc),
data: new JObject(
new JProperty("Name", "Alice"),
new JProperty("Value", 10),
new JProperty("Day", new DateTime(2000, 01, 01))
)
);
var rawResult = formatter.Deserialize(obj);
rawResult.Should().BeOfType <AnEvent>();
var result = (AnEvent)rawResult;
result.EventIdentifier.Should().Be(obj.EventIdentifier);
result.EventSourceId.Should().Be(obj.EventSourceId);
result.EventSequence.Should().Be(obj.EventSequence);
result.EventTimeStamp.Should().Be(obj.EventTimeStamp);
result.EventVersion.Should().Be(new Version(2, 0));
result.Name.Should().Be("Alice");
result.Value.Should().Be(10);
result.Day.Should().Be(new DateTime(2000, 01, 01));
}
public void Deserialize_obj_null()
{
var formatter = new JsonEventFormatter(_typeResolver);
var ex = Assert.Throws <ArgumentNullException>(() => formatter.Deserialize(null));
ex.ParamName.Should().Be("obj");
}
public void Deserialize()
{
var formatter = new JsonEventFormatter(_typeResolver);
var obj = new StoredEvent<JObject>(
eventName: "bob",
eventVersion: new Version(3, 0) /* different on purpose */,
eventIdentifier: new Guid("402639D5-4106-4AE7-B210-45780C7A08F3"),
eventSourceId: new Guid("697BAB3C-E122-4C70-85B0-76750BC2D878"),
eventSequence: 1,
eventTimeStamp: new DateTime(2001, 4, 12, 12, 52, 21, 425, DateTimeKind.Utc),
data: new JObject(
new JProperty("Name", "Alice"),
new JProperty("Value", 10),
new JProperty("Day", new DateTime(2000, 01, 01))
)
);
var rawResult = formatter.Deserialize(obj);
rawResult.Should().BeOfType<AnEvent>();
var result = (AnEvent) rawResult;
result.EventIdentifier.Should().Be(obj.EventIdentifier);
result.EventSourceId.Should().Be(obj.EventSourceId);
result.EventSequence.Should().Be(obj.EventSequence);
result.EventTimeStamp.Should().Be(obj.EventTimeStamp);
result.EventVersion.Should().Be(new Version(2, 0));
result.Name.Should().Be("Alice");
result.Value.Should().Be(10);
result.Day.Should().Be(new DateTime(2000, 01, 01));
}
public void Deserialize()
{
var formatter = new JsonEventFormatter(_typeResolver);
var obj = new JObject(
new JProperty("Name", "Alice"),
new JProperty("Value", 10),
new JProperty("Day", new DateTime(2000, 01, 01))
);
var rawResult = formatter.Deserialize(obj, "bob");
rawResult.Should().BeOfType<AnEvent>();
var result = (AnEvent) rawResult;
result.Name.Should().Be("Alice");
result.Value.Should().Be(10);
result.Day.Should().Be(new DateTime(2000, 01, 01));
}
public void Deserialize()
{
var formatter = new JsonEventFormatter(_typeResolver);
var obj = new JObject(
new JProperty("Name", "Alice"),
new JProperty("Value", 10),
new JProperty("Day", new DateTime(2000, 01, 01))
);
var rawResult = formatter.Deserialize(obj, "bob");
rawResult.Should().BeOfType <AnEvent>();
var result = (AnEvent)rawResult;
result.Name.Should().Be("Alice");
result.Value.Should().Be(10);
result.Day.Should().Be(new DateTime(2000, 01, 01));
}
public void Deserialize_obj_null()
{
var formatter = new JsonEventFormatter(_typeResolver);
var ex = Assert.Throws<ArgumentNullException>(() => formatter.Deserialize(null));
ex.ParamName.Should().Be("obj");
}
public CommittedEvent ReadStoredEvent(byte[] eventBytes, Guid id, long version)
{
var input = new MemoryStream(eventBytes);
var reader = new BinaryReader(input);
var commitId = new Guid(reader.ReadBytes(16));
var eventIdentifier = new Guid(reader.ReadBytes(16));
var sequence = reader.ReadInt64();
var timeStamp = new DateTime(reader.ReadInt64());
var eventName = reader.ReadString();
var eventVersion = new Version(reader.ReadString());
var bsonReader = new BsonReader(input);
var serializedPayload = JObject.Load(bsonReader);
return(new CommittedEvent(commitId, eventIdentifier, id, sequence, timeStamp, _formatter.Deserialize(serializedPayload, eventName), eventVersion));
}
